Elizabeth Levy Paluck

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The authors present a meta-analysis of sex differences in smiling based on 448 effect sizes derivedfrom 162 research reports. There was a statistically significant tendency for women and adolescent girls to smile more than men and adolescent boys (d = 0.41). The authors hypothesized that sex differences in smiling would be larger when concerns about(More)
This paper explores how commodity price shocks in the international market a¤ect armed con‡ict. Using a new dataset on civil war in Colombia, we …nd that exogenous price shocks in the co¤ee and oil markets a¤ect con‡ict in opposite directions, and through separate channels. A sharp fall in co¤ee prices during the late 1990s increased violence(More)
This article reviews the observational, laboratory, and field experimental literatures on interventions for reducing prejudice. Our review places special emphasis on assessing the methodological rigor of existing research, calling attention to problems of design and measurement that threaten both internal and external validity. Of the hundreds of studies we(More)
Can the media reduce intergroup prejudice and conflict? Despite the high stakes of this question, understanding of the mass media's role in shaping prejudiced beliefs, norms, and behavior is limited. A yearlong field experiment in Rwanda tested the impact of a radio soap opera featuring messages about reducing intergroup prejudice, violence, and trauma in 2(More)
Mass media are often used to generate discussion for the purpose of conflict reduction. A yearlong field experiment in eastern Democratic Republic of Congo (DRC) tested the impact of one such media program, a talk show designed to promote listener discussion about intergroup conflict and cooperation. A stratified random half of all nonoverlapping broadcast(More)
1422 26 JUNE 2015 • VOL 348 ISSUE 6242 sciencemag.org SCIENCE and neutral resource that supports and complements efforts of the research enterprise and its key stakeholders. Universities should insist that their faculties and students are schooled in the ethics of research, their publications feature neither honorific nor ghost authors, their public(More)
Using data from a randomized field experiment within a Deliberative Poll, this paper examines deliberation’s effects on both policy attitudes and the extent to which ordinal rankings of policy options approach single-peakedness (a help in avoiding cyclical majorities). The setting was New Haven, Connecticut, and its surrounding towns; the issues were(More)
Deference and dissent strike a delicate balance in any polity. Insufficient deference to authority may incapacitate government; too much may allow leaders to orchestrate mass violence. Although cross-national and cross-temporal variation in deference to authority and willingness to express dissent has long been studied in political science, rarely have(More)
Persistent, widespread harassment in schools can be understood as a product of collective school norms that deem harassment, and behavior allowing harassment to escalate, as typical and even desirable. Thus, one approach to reducing harassment is to change students' perceptions of these collective norms. Theory suggests that the public behavior of highly(More)
Theories of human behavior suggest that individuals attend to the behavior of certain people in their community to understand what is socially normative and adjust their own behavior in response. An experiment tested these theories by randomizing an anticonflict intervention across 56 schools with 24,191 students. After comprehensively measuring every(More)